/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.iotdb.db.queryengine.execution.operator.process.rowpattern.matcher;

interface Instruction {
  enum Type {
    JUMP,
    MATCH_LABEL,
    MATCH_START,
    MATCH_END,
    SAVE,
    SPLIT,
    DONE
  }

  Type type();

  static Jump jump(int target) {
    return new Jump(target);
  }

  static Save save() {
    return new Save();
  }

  static Split split(int first, int second) {
    return new Split(first, second);
  }

  static Done done() {
    return new Done();
  }

  static MatchLabel match(int label) {
    return new MatchLabel(label);
  }

  static MatchStart matchStart() {
    return new MatchStart();
  }

  static MatchEnd matchEnd() {
    return new MatchEnd();
  }
}
